Black Vinyl Foam Weather Stripping is designed to prevent rattles, squeaks and vibrations on campers, boats, Rv's, motor homes, cars and trucks. Also the foam weather stripping is perfect for use around windows, doors, air conditioners, and vent opening's to prevent leaks and moisture from seeping through. A high-density rubber foam construction that is waterproof and has a self-adhesive backing for a quick and easy installation. Fits in small narrow gaps and hard to reach places. Size: 1/4" H x 3/8" W x 50' Roll.